class ActionDispatch::Routing::RouteSet::Generator

def opts

def opts
  parameterize = lambda do |name, value|
    if name == :controller
      value
    elsif value.is_a?(Array)
      value.map { |v| Rack::Mount::Utils.escape_uri(v.to_param) }.join('/')
    else
      return nil unless param = value.to_param
      param.split('/').map { |v| Rack::Mount::Utils.escape_uri(v) }.join("/")
    end
  end
  {:parameterize => parameterize}
end